SkySession

Astrophotography almanac

Planner · Field guide · Logbook

The night, planned
before it begins.

SkySession turns coordinates, gear and conditions into a plan — what to image tonight, when it clears the horizon, and how it will frame through your scope.

In development — links are placeholders

A target's altitude across the night, charted in the app
Fig. 1 — A target’s altitude across the night, in the app; the accented stretch is when it rides high enough to shoot.

What’s inside

Six tools, one night
  1. 01

    Visibility windows

    When each target clears the horizon and rides highest, computed for your location and date.

  2. 02

    Gear & field of view

    Register telescopes, cameras and mounts, then preview the true frame of every combination.

  3. 03

    Deep-sky catalog

    Galaxies, nebulae and clusters with the figures that actually matter for a capture.

  4. 04

    Sky map

    Locate and frame your targets against a live chart of the night sky.

  5. 05

    Session log

    Record each outing — conditions, gear and images — and let the record sharpen the next.

  6. 06

    Advisors

    Capture, mount and aperture advice drawn from your gear and the conditions you face.

From the app

Three screens
The sky map — constellations, catalogued targets and a framing reticle.
Fig. 2 — The sky map — constellations, catalogued targets and a framing reticle.
The catalog — deep-sky objects, filtered by type, difficulty and season.
Fig. 3 — The catalog — deep-sky objects, filtered by type, difficulty and season.
The dashboard — tonight at a glance, with upcoming and recent sessions.
Fig. 4 — The dashboard — tonight at a glance, with upcoming and recent sessions.
Spend clear nights making photographs — not juggling tabs, charts and spreadsheets.
Get SkySession